Surgical mask



FIG. 1 is front plan view of a surgical mask in accordance with our invention;

FIG. 2 is a right side view thereof, with the lower portion removed for ease of illustration;

FIG. 3 is a left side view thereof;

FIG. 4 is a bottom perspective view of FIG. 1;

FIG. 5 is an exploded bottom perspective view thereof; and,

FIG. 6 is a front perspective view thereof, with the lower portion removed.

The shading in the figures illustrate the surgical mask is transparent.

The broken lines in the drawings illustrate portions of the surgical mask that form no part of the claimed design. 

CLAIM The ornamental design for a surgical mask, as shown and described. 